Exercise bicycle handlebar grip extension



FIG. 1 is an isometric view of an exercise bicycle handlebar grip extension showing my new design.

FIG. 2 is a rear view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a right side view thereof; and,

FIG. 6 is a top view thereof.

The dashed-dotted lines immediately adjacent the shaded areas represent the bounds of the claimed design. The broken line showing of portions of the exercise bicycle grip extension depicts environment and forms no part of the claim.

The shade lines in the Figures show contour and do not claim surface ornamentation or treatment. 

CLAIM The ornamental design for an exercise bicycle handlebar grip extension, as shown and described. 